Wega EVDS io - 8.3 Maintenance After Short Inactivity; Water Renewal After Short Inactivity; 8.4 Malfunctions and Solutions; Troubleshooting Common Machine Problems

41
ENGLISH
User manual
8.3 Maintenance after a short period of machine inactivity
“Short period of machine inactivity” refers to a period of time exceeding one working week.
If the machine is switched back on after this period, a Qualied Technician must replace all the water inside the
hydraulic circuits as indicated in para. “6.8 Replacing the water” page 37.
Furthermore, all periodic maintenance operations must be carried out, see the previous paragraph.
8.4 Malfunctions and solutions
Problem Cause Action
NO MACHINE POWER The machine is switched o. Turn on the machine.
NO WATER IN THE HEATING UNIT The water mains tap is shut o. Open the water mains tap.
TOO MUCH WATER IN THE HEATING
UNIT
Electrical system or hydraulic system fault.
Turn o the machine and call out the Technical
Support.
STEAM NOZZLES DO NOT RELEASE
STEAM
• The nozzle sprayer is clogged.
• The machine is switched o.
• Clean the steam nozzle sprayer.
• Turn on the machine.
STEAM NOZZLES RELEASE WATER OR
STEAM MIXED WITH WATER
Electrical system or hydraulic system fault.
Turn o the machine and call out the Technical
Support.
NO BEVERAGES ARE DISPENSED The water mains tap is shut o. Open the water mains tap.
WATER LEAKS FROM THE MACHINE
• The tray is not draining.
• The drain pipe is broken, has detached, or the water
ow is obstructed.
• Check the sewer drain.
• Check and restore the drain pipe connection to
the tray.
COFFEE IS TOO HOT OR TOO COLD Electrical system or hydraulic system fault.
Turn o the machine and call out the Technical
Support.
THE COFFEE GROUNDS ARE WET The dispensing group is too cold. Wait for the group to fully heat up.
THE GAUGE INDICATES A
NON-CONFORMING PRESSURE
Hydraulic system fault.
Turn o the machine and call out the Technical
Support.
COFFEE IS ONLY DISPENSING VIA THE
MANUAL BUTTON
Electronic system fault.
Turn o the machine and call out the Technical
Support.
THE ELECTRONIC SYSTEM HAS
SHUTDOWN
Electrical system or hydraulic system fault.
Turn o the machine and call out the Technical
Support.
WATER IS LEAKING FROM THE PUMP Pump fault.
Turn o the machine and call out the Technical
Support.
THE MOTOR STOPS SUDDENLY OR THE
THERMAL PROTECTOR IS TRIGGERED
BY A POWER OVERLOAD
Pump fault.
Turn o the machine and call out the Technical
Support.
THE PUMP IS WORKING BELOW THE
NOMINAL FLOW RATE
Pump fault.
Turn o the machine and call out the Technical
Support.
THE PUMP IS NOISY Pump fault.
Turn o the machine and call out the Technical
Support.
Problems highlighted in grey require the machine to be switched o and one of the Manufacturer’s Qualied Technicians to be called out.